Rahul Singh

Rahul is an Associate Professor in the Department of Information Systems and Operations Management, Bryan School of Business and Economics at The University of North Carolina at Greensboro. He obtained his Ph.D. in Business from Virginia Commonwealth University. His research interests include Accessibility and Usability of Systems, Systems Security, Secure Business Process Design, Web 2.0 and Knowledge Management, Semantic eBusiness, Knowledge Management, Intelligent Agents, Data mining and Machine learning.

Supply chain management is a common strategy employed by businesses to improve organizational processes by optimizing the transfer of goods, information, and services between buyers and suppliers in the value chain [6]. Organizational value chains ro...

This paper presents a novel task-oriented, user-centered, multi-method evaluation (TUME) tech-nique and shows how it is useful in providing a more complete, practical and solution-oriented assessment of the accessibility and usability of Learning Man...

A Web service is a software interface that describes a collection of operations that can be accessed over the network through standardized messaging. Effective performance and quality measures of Web services on Web service electronic marketplaces sh...

Maintenance is inevitable for almost any software. Software
maintenance is required to fix bugs, to add new features, to
improve performance, and/or to adapt to a changed environment.
In this article, we examine change in cognitive complexity and ...

This article proposes an architecture to support information and knowledge exchange between collaborating business partners. The focus is on knowledge representation and exchange by intelligent agents to support collaborative business functions throu...

A city tax model based on the analytic hierarchy process is developed. This model allows city officials to explicitly take into account the existence of multiple decision criteria in selecting new tax options. Opinions from tax experts are used to re...

Statistical process control (SPC) is widely used in process industries to monitor variations in process attributes. Typically, automatic devices capture a multitude of measurements on process and product characteristics every few seconds. Operators a...

Systems development methodologies incorporate security requirements as an afterthought in the non-functional requirements of systems. The lack of appropriate access control on information exchange among business activities can leave organizations vul...

The productivity and profitability of organizations depend on the efficacy of their business processes. Monitoring the performance of these processes in delivering organizational value propositions provides a basis for critical managerial decision-ma...

Much work is required to understand how the conceptualizations that comprise business processes across the extended enterprise can be captured, represented, shared, and processed by both human and intelligent software agents. This effort will ultimat...

Secure knowledge management for eBusiness processes that span multiple organizations requires intraorganizational and interorganizational perspectives on security and access control issues. There is paucity in research on information assurance of dis...

Web-based businesses succeed by cultivating consumers’ trust, starting with their beliefs, attitudes, intentions, and willingness to perform transactions at Web sites and with the organizations behind them.

Our motivation for this research is the belief that blind users cannot participate effectively in routine Web-based activities due to the lack of Web accessibility and usability for non-visual interaction. We take a cognitive, user-centered, task-ori...

A common strategic initiative of organizations engaged in electronic business (e-business) is the development of synergistic relations with collaborating value-chain partners to deliver their value proposition to customers. This requires the transpar...

Miscalibration, the failure to accurately evaluate one’s own work relative to others' evaluation, is a common concern in social systems of knowledge creation where participants act as both creators and evaluators. Theories of social norming hold that...